I tried to measure HN interest in Crowd Sourcing challenges to Patent Trolls (https://news.ycombinator.com/item?id=5573778).
It is very commendable that rackspace is taking this to task on both fronts, individual patent challenges and lobbying efforts to change the law. However, this also has the immediate effect of encouraging trolls to go after the little guys and no longer companies who can afford litigate.